13440805199 has 2 divisors, whose sum is σ = 13440805200. Its totient is φ = 13440805198.

The previous prime is 13440805139. The next prime is 13440805241. The reversal of 13440805199 is 99150804431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13440805199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13440805139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720402599 + 6720402600.

It is an arithmetic number, because the mean of its divisors is an integer number (6720402600).

Almost surely, 2^13440805199 is an apocalyptic number.

13440805199 is a deficient number, since it is larger than the sum of its proper divisors (1).

13440805199 is an equidigital number, since it uses as much as digits as its factorization.

13440805199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 13440805199 in words is "thirteen billion, four hundred forty million, eight hundred five thousand, one hundred ninety-nine".